<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>

<!-- html注释 -->

<%-- jsp注释 --%>

<%
	// int x;
	/*
		int y;
	*/ 
%>

</body>
</html>